Added GitHub Action to run tests on pushes or pull requests.

.github/workflows/publish.yml

@@ -3,7 +3,7 @@ on:
   release:
     types: [published]
 jobs:
-  build:
+  publish:
     runs-on: ubuntu-latest
     permissions:
       contents: read

.github/workflows/test.yml

@@ -0,0 +1,17 @@
+name: Run Tests
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '22.x'
+          registry-url: 'https://registry.npmjs.org'
+      - run: npm ci
+      - run: npm run test